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Current system
20021+5541
TDT 1926


Nearby doubles
13' : 20007+5540
STI2492

19' : 20042+5546
STI2498

19' : 20020+5523
STI2495

28' : 20034+5515
HJ 1480

29' : 19592+5526
STI2490

30' : 20048+5522
STI2499

33' : 19587+5555
STI2489

42' : 20057+5610
STI2500

48' : 20054+5620
KPP4184

49' : 20004+5627
ES 1756

50' : 19564+5546
STI2480

54' : 20082+5556
STI2502

54' : 19558+5545
STI2476

54' : 19565+5608
STI2483

56' : 19596+5451
STI2491

56' : 20084+5524
STI2503

58' : 19573+5501
TDT1873

59' : 20091+5546
STI2505

62' : 19550+5547
STI2474

63' : 19572+5627
STI2485

63' : 20021+5439
BU 426AB

70' : 19541+5558
STI2473

72' : 20020+5652
SKF2027

72' : 19575+5442
STI2487

73' : 19564+5635
STI2481

76' : 20041+5428
STI2497



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20021+5541 TDT 1926

 
 
20h 02m 08.57s +55° 41' 13.8" P.A. 194.00 sep 2.7 mag 12.25,12.55
 
 
Coord 2000 20021+5541 Discov num TDT1926 Comp Coord arcsec 2000 20 02 08.57 +55 41 13.8
Date first 1991 Date last 1991 Obs 1
Pa first 194 Pa last 194.4 P.A. Now (θ) 194.4°
Sep first 2.7 Sep last 2.68 Sep. Now (ρ) 2.68"
Mag pri 12.25 Mag sec 12.55 delta mag (ΔM) 0.3 Spectral class
Pri motion ra +006 Sec motion ra +006
Pri motion dec -032 Sec motion dec -032
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3940-00579-1 Gaia DR2 2233955637619666304
 
 
WDS 20021+5541 TDT 1926 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
No records found.

 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20021+5541 TDT1926 1991 1 194 2.7 12.25 12.55 200208.57+554113.8

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 20021+5541 TDT 1926 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20021+5541 TDT 1926 : MEASURES
 
 
No records found.

 
 
WDS 20021+5541 : VIRTUAL EYEPIECE
 
 

20021+5541 TDT1926A mag 12.25 20021+5541 TDT1926B sep 2.6 P.A. 188.20 mag 12.55 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20021+5541 : ALADIN DSS IMAGE @ 20h 02m 08.57s +55° 41' 13.8"
 
 
 
 
WDS 20021+5541 TDT 1926 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20021+5541 TDT1926 distance=0' 20007+5540 STI2492 distance=13' 20042+5546 STI2498 distance=19' 20020+5523 STI2495 distance=19' 20034+5515 HJ 1480 distance=28' 19592+5526 STI2490 distance=29' 20048+5522 STI2499 distance=30' 19587+5555 STI2489 distance=33' 20057+5610 STI2500 distance=42' 20054+5620 KPP4184 distance=48' 20004+5627 ES 1756 distance=49' 19564+5546 STI2480 distance=50' 20082+5556 STI2502 distance=54' 19558+5545 STI2476 distance=54' 19565+5608 STI2483 distance=54' 19596+5451 STI2491 distance=56' 20084+5524 STI2503 distance=56' 19573+5501 TDT1873 distance=58' 20091+5546 STI2505 distance=59' 20021+5439 BU 427CD distance=62' 20021+5439 ENG 68CE distance=62' 19550+5547 STI2474 distance=62' 19572+5627 STI2485 distance=63' 20021+5439 BU 426AB distance=63' 20021+5439 BU 426AC distance=63' 20021+5439 MLR 580EF distance=64' 19541+5558 STI2473 distance=70' 20020+5652 SKF2027 distance=72' 19575+5442 STI2487 distance=72' 19564+5635 STI2481 distance=73' 20041+5428 STI2497 distance=76' 20050+5426 MGN 1 distance=80' 20086+5444 STI2504 distance=80' 20116+5539 STI2511 distance=80' 19569+5434 STI2484 distance=81' 19530+5606 ARG 105 distance=82' 20071+5431 TDT1991 distance=83' 19562+5651 STI2479 distance=86' 20103+5452 TDT2043 distance=86' 20022+5707 MLR 607 distance=86' 19520+5536 STI2467 distance=87' 19577+5423 STI2488 distance=87' 19562+5427 STI2478 distance=90' 20131+5544 STI2512 distance=93' 20131+5538 STI2513 distance=94' 20112+5638 CRB 208 distance=95' 19510+5603 TDS1020 distance=97' 19560+5419 ES 985 distance=98' 19520+5633 STI2469 distance=100' 20099+5657 ES 132AB distance=100' 20099+5657 ES 132AC distance=100' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 20021+5541 TDT1926 194 2.7
Show 20007+5540 STI2492 154 3.9 13
Show 20042+5546 STI2498 119 13.8 19
Show 20020+5523 STI2495 178 5.5 19
Show 20034+5515 HJ 1480 97 14.3 28
Show 19592+5526 STI2490 18 8.0 29
Show 20048+5522 STI2499 143 9.0 30
Show 19587+5555 STI2489 303 10.5 33
Show 20057+5610 STI2500 195 7.5 42
Show 20054+5620 KPP4184 101 52.4 48
Show 20004+5627 ES 1756 189 2.1 49
Show 19564+5546 STI2480 257 3.6 50
Show 20082+5556 STI2502 65 14.9 54
Show 19558+5545 STI2476 354 10.5 54
Show 19565+5608 STI2483 58 6.0 54
Show 19596+5451 STI2491 233 9.7 56
Show 20084+5524 STI2503 159 10.8 56
Show 19573+5501 TDT1873 38 1.7 58
Show 20091+5546 STI2505 15 10.2 59
Show 20021+5439 BU 427 CD 336 3.1 62
Show 20021+5439 ENG 68 CE 158 160.3 62
Show 19550+5547 STI2474 93 4.0 62
Show 19572+5627 STI2485 73 6.3 63
Show 20021+5439 BU 426 AB 306 5.9 63
Show 20021+5439 BU 426 AC 53 163.2 63
Show 20021+5439 MLR 580 EF 159 0.6 64
Show 19541+5558 STI2473 326 6.1 70
Show 20020+5652 SKF2027 39 58.1 72
Show 19575+5442 STI2487 229 6.7 72
Show 19564+5635 STI2481 71 8.1 73
Show 20041+5428 STI2497 30 12.5 76
Show 20050+5426 MGN 1 115 188.5 80
Show 20086+5444 STI2504 64 11.3 80
Show 20116+5539 STI2511 337 13.1 80
Show 19569+5434 STI2484 29 7.8 81
Show 19530+5606 ARG 105 305 55.8 82
Show 20071+5431 TDT1991 333 2.0 83
Show 19562+5651 STI2479 355 3.5 86
Show 20103+5452 TDT2043 36 2.1 86
Show 20022+5707 MLR 607 180 1.7 86
Show 19520+5536 STI2467 138 3.0 87
Show 19577+5423 STI2488 4 8.7 87
Show 19562+5427 STI2478 152 14.7 90
Show 20131+5544 STI2512 107 10.5 93
Show 20131+5538 STI2513 333 5.0 94
Show 20112+5638 CRB 208 238 11.0 95
Show 19510+5603 TDS1020 262 1.1 97
Show 19560+5419 ES 985 291 3.1 98
Show 19520+5633 STI2469 287 11.1 100
Show 20099+5657 ES 132 AB 82 5.4 100
Show 20099+5657 ES 132 AC 63 32.7 100

 
 
WDS 20021+5541 : COMPONENTS
 
 
  A
B pa=188.2°
sep=2.62"
 
 
20021+5541 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 200208.57+554113.8 Mag 12.25 PmRA 6.00
PmDE -32.0 Tycho2 3940-00579-1
Tycho2
Tycho2 3940-00579-1 Pflag RAmdeg 300.53569613 DEmdeg 55.68716758
PmRA 6.2 PmDE -31.5 E RAmdeg 87 E DEmdeg 93
E pmRA 3.2 E pmDE 3.3 EpRAm 1981.00 EpDEm 1980.46
Num 4 Q RAmdeg 0.9 Q DEmdeg 0.7 Q pmRA 0.9
Q pmDE 0.7 BTmag 12.673 E BTmag 0.223 VTmag 12.310
E VTmag 0.200 Prox 832 TYC HIP
CCDM RAdeg 300.53567111 DEdeg 55.68723972 EpRA 1990 1.64
EpDE 1990 1.73 E RAdeg 93.4 E DEdeg 99.7 Posflg
Corr 0.1
 
 
20021+5541 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200208.53+554111.2 Mag 12.55 PmRA 6.00
PmDE -32.0 Calc delta mag 0.3 Calc coord yes